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package com.mudalov.rec.web.tiles.teacher;

import com.mudalov.rec.dao.factory.DAOFactory;
import com.mudalov.rec.dao.interfaces.IQuestionDAO;
import com.mudalov.rec.dao.interfaces.ITestDAO;
import com.mudalov.rec.dao.model.study.Question;
import com.mudalov.rec.dao.model.study.Test;
import com.mudalov.rec.dao.model.user.Teacher;
import com.mudalov.rec.util.webui.DropDownHelper;
import com.mudalov.rec.util.webui.TableSelection;
import com.sun.rave.web.ui.appbase.AbstractFragmentBean;
import com.sun.webui.jsf.model.SingleSelectOptionsList;
import javax.faces.FacesException;
import com.mudalov.rec.web.SessionBean1;
import com.mudalov.rec.web.RequestBean1;
import com.mudalov.rec.web.ApplicationBean1;
import com.sun.data.provider.RowKey;
import com.sun.webui.jsf.component.TableRowGroup;

/**
 * <p>Fragment bean that corresponds to a similarly named JSP page
 * fragment.  This class contains component definitions (and initialization
 * code) for all components that you have defined on this fragment, as well as
 * lifecycle methods and event handlers where you may add behavior
 * to respond to incoming events.</p>
 *
 * @version ModifyTestFragment.java
 * @version Created on 08.12.2008, 21:26:16
 * @author MU
 */

public class ModifyTestFragment extends AbstractFragmentBean {
    // <editor-fold defaultstate="collapsed" desc="Managed Component Definition">

    /**
     * <p>Automatically managed component initialization. <strong>WARNING:</strong>
     * This method is automatically generated, so any user-specified code inserted
     * here is subject to being replaced.</p>
     */
    private void _init() throws Exception {
    }
    private SingleSelectOptionsList questionTypeOptions = new SingleSelectOptionsList();

    public SingleSelectOptionsList getQuestionTypeOptions() {
        return questionTypeOptions;
    }

    public void setQuestionTypeOptions(SingleSelectOptionsList ssol) {
        this.questionTypeOptions = ssol;
    }
    // </editor-fold>

    public ModifyTestFragment() {
    }

    /**
     * <p>Callback method that is called whenever a page containing
     * this page fragment is navigated to, either directly via a URL,
     * or indirectly via page navigation.  Override this method to acquire
     * resources that will be needed for event handlers and lifecycle methods.</p>
     * 
     * <p>The default implementation does nothing.</p>
     */
    @Override
    public void init() {
        // Perform initializations inherited from our superclass
        super.init();
        // Perform application initialization that must complete
        // *before* managed components are initialized
        // TODO - add your own initialiation code here
        
        
        // <editor-fold defaultstate="collapsed" desc="Visual-Web-managed Component Initialization">
        // Initialize automatically managed components
        // *Note* - this logic should NOT be modified
        try {
            _init();
        } catch (Exception e) {
            log("Page1 Initialization Failure", e);
            throw e instanceof FacesException ? (FacesException) e: new FacesException(e);
        }
        
        // </editor-fold>
        // Perform application initialization that must complete
        // *after* managed components are initialized
        // TODO - add your own initialization code here
        factory = DAOFactory.getFactory(getSessionBean1().getDaoFactoryClass());
        editMode = false;
        questionTypeOptions.setOptions(new DropDownHelper(getSessionBean1()).getQuestionTypeOptions());
    }

    /**
     * <p>Callback method that is called after rendering is completed for
     * this request, if <code>init()</code> was called.  Override this
     * method to release resources acquired in the <code>init()</code>
     * resources that will be needed for event handlers and lifecycle methods.</p>
     * 
     * <p>The default implementation does nothing.</p>
     */
    @Override
    public void destroy() {
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected SessionBean1 getSessionBean1() {
        return (SessionBean1) getBean("SessionBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected RequestBean1 getRequestBean1() {
        return (RequestBean1) getBean("RequestBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected ApplicationBean1 getApplicationBean1() {
        return (ApplicationBean1) getBean("ApplicationBean1");
    }

    private boolean editMode;

    public boolean isEditMode() {
        boolean sessionEditMode = getSessionBean1().isEditMode();
        return editMode && sessionEditMode;
    }

    public void setEditMode(boolean editMode) {
        this.editMode = editMode;
    }

    public boolean isViewMode() {
        boolean sessionEditMode = getSessionBean1().isEditMode();
        return !editMode && sessionEditMode;
    }

    private TableSelection select = new TableSelection("currentRow");

    public TableSelection getSelect() {
        return select;
    }

    public void setSelect(TableSelection select) {
        this.select = select;
    }

    private boolean createNew;

    public boolean isCreateNew() {
        return createNew;
    }

    public void setCreateNew(boolean createNew) {
        this.createNew = createNew;
    }

    private TableRowGroup questionsRowGroup;

    public TableRowGroup getQuestionsRowGroup() {
        return questionsRowGroup;
    }

    public void setQuestionsRowGroup(TableRowGroup questionsRowGroup) {
        this.questionsRowGroup = questionsRowGroup;
    }

    public String addQuestion() {
        editMode = true;
        getSessionBean1().setCreateNew(true);
        Question newQuestion = new Question();
        getSessionBean1().setCurrentQuestion(newQuestion);
        return null;
    }

    public String editQuestion() {
        RowKey[] selectedKeys = getQuestionsRowGroup().getSelectedRowKeys();
        if (selectedKeys != null && selectedKeys.length > 0) {
            editMode = true;
            int index = Integer.parseInt(selectedKeys[0].getRowId());
            Question editableQuestion = getSessionBean1().getCurrentTestQuestions().get(index);
            getSessionBean1().setCurrentQuestion(editableQuestion);
        }
        return null;
    }

    public String deleteQuestion() {
        RowKey[] selectedKeys = getQuestionsRowGroup().getSelectedRowKeys();
        if (selectedKeys != null && selectedKeys.length > 0) {
            int index = Integer.parseInt(selectedKeys[0].getRowId());
            Question editableQuestion = getSessionBean1().getCurrentTestQuestions().get(index);
            getSessionBean1().getCurrentTest().getQuestions().remove(editableQuestion);
        }
        return null;
    }

    public String ok() {
        String selectedType = (String)questionTypeOptions.getSelectedValue();
        Question current = getSessionBean1().getCurrentQuestion();
        current.setType(selectedType);
        if (getSessionBean1().isCreateNew()) {
            getSessionBean1().getCurrentTest().getQuestions().add(current);
            getSessionBean1().setCreateNew(false);
        }
        return null;
    }
    
    private DAOFactory factory;

    public String saveTest() {
        Test test = getSessionBean1().getCurrentTest();
        ITestDAO testDAO = factory.getTestDAO();
        IQuestionDAO questionDAO = factory.getQuestionDAO();
        Test checkForExist = testDAO.findObjectByProperty("name", test.getName());
        if (checkForExist != null && getSessionBean1().isNewTest()) {
            // test with this name already exist
            return null;
        } else {
            questionDAO.saveOrUpdateAll(test.getQuestions());
            test.setOwner((Teacher)getSessionBean1().getCurrentUser());
            testDAO.saveOrUpdate(test);
            return "teacherView";
        }
    }

}
